UPS has started phasing out its MD-11Fs as it takes on brand-new medium-widebody freighters. The first tri-engine freighter to leave the UPS fleet was the 1997-vintage unit 48634 (ex-Swiss), which was retired Jan. 2, UPS confirmed to Cargo Facts. That aircraft, powered by Pratt & Whitney PW4000 engines, was ferried from Louisville (SDF) to Victorville […]